Concrete footings in Springfield IL - a steady base for your deck or addition
Planning a deck or addition, or watching old posts lean? We pour footings set deep enough to hold steady.
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Do you need concrete footings for your deck or addition?
Concrete footings are the buried concrete base that a deck, porch or building sits on. In Springfield, IL, we set them on undisturbed soil below the frost line, the depth the ground freezes to, so what you build on top stays level through the winters. The digging and the pour are usually the quick part, and most of the wait is the permit, the weather and the cure.
Most people call us when a builder or the city asks for footings before a deck, addition or garage can go up, or when an old deck has started to lean because its posts were never set deep enough. The price depends on how many footings you need, how deep they have to go at your address, whether a deck near the house has to reach down to your foundation's level, and how easy your yard is to dig. The schedule turns mostly on the permit, the weather and how long the concrete needs before anything is built on it. When I come out, I go over each of these at your address, because I want you to know exactly what you're paying for before we start.
How we build concrete footings
Footings carry everything built above them, so I start by confirming the depth with the building office for your address rather than guessing. Then we mark where each footing goes from your plans, dig through the loose topsoil down to undisturbed soil at that depth, and set forms, the wooden molds that shape the concrete, so each footing comes out the size it was drawn. For a deck that sits close to the house, we plan the footings around your existing foundation so the new work doesn't disturb what's already holding up your home. We pour into clean, firm holes and let the concrete cure, the slow gain in strength it makes over its first days, before the forms come off and anyone builds on it.
Footing jobs often turn up other work. If the house or an old slab your deck will tie into has already sunk, foundation raising brings it back up first, because there's no sense setting a level footing against something that's out of level. When a new footing has to go through an existing patio, walk or garage floor, we use concrete cutting to open a clean hole instead of breaking up more slab than we need to.
Concrete footings in Springfield: permits and the ground below
In Springfield, the city's Building & Zoning Department issues building permits. If your property sits in a floodplain, you'll need the city's floodplain development permit before anything else. We check what the office asks for at your address and take care of the permit paperwork for our work when a permit applies. A city permit doesn't say your land suits the project, though. Its application leaves it to the owner and applicant to look into soil compaction and into mine subsidence, the ground sinking over old mines, and what that research turns up can affect how the footings are planned. If any of that falls to you, we let you know early. The city names the Illinois Department of Natural Resources, at 217-782-0588, as the place to ask. State law also keeps the city's structural rules at least as strict as the national model code for homes.
We're based in Springfield and work across the cities around it. A lot of the footing work we see replaces posts that were set on blocks or bags of concrete just under the grass and have tipped, lifted or settled over a few winters. We dig those out and set new footings at the depth the city gives, and we find the same shortcut on jobs in Chatham and Decatur. If you don't see your city on our site, please ask about your address.
Footing and foundation work
Get an estimate for your footings
We reply to every message within one business day, and I'll set a time to come out, look at your site and write your estimate, which is free and comes with no obligation. It helps to include your address, what you're building and whether it sits near the house or in a floodplain.
(217) 210-0810Questions about footings in Springfield
How deep do concrete footings need to be in Springfield, IL?
Footings go below the frost line, and the city's building office sets that depth for your address. One widely used deck guide says footings must sit on undisturbed soil at least 12 inches deep or below the frost line, whichever is deeper, and it sends builders to the local building office for the frost line. We dig to the depth the city gives, not to a rule of thumb.
How do I know if deck footings can go right next to my house?
If a deck footing sits within 5 feet of your house's foundation, the same deck guide says it has to go down to the level of the house's footing. That's why we plan footings near the house around your existing foundation, and I'll look at where yours sits when I come out.
What is the best way to pour concrete footings in winter?
Footings can be poured in winter if the ground is thawed and the fresh concrete is kept from freezing. Concrete freezes below about 25°F, and frozen concrete can lose more than 50% of its potential strength and won't last, so it needs protection for about two days after the pour. One concrete group's cold-weather guide also says to pour only on thawed ground, warmed with ground heaters or blankets when needed, and before any winter pour we settle with you how we'll protect it.
Can footings be shallower if they're insulated?
One residential code lets footings sit above the frost line under insulation, but only for a building kept at 64°F or warmer. It rules this out for unheated spaces such as porches, garages, carports and utility rooms. Whether Springfield allows it is a question for the city's building office, so we ask before planning around it.
What has to happen before footings are dug?
Before any digging, someone calls 811, which reaches the local utilities so buried lines get marked. Footings also have to stay clear of septic systems, leach fields, utility lines and enclosed meters, so we lay out the holes around whatever is there.
How much do concrete footings cost in Springfield?
The cost depends on how many footings you need, how deep the city says they go and how hard the ground is to reach, so I give you a figure after seeing your site. A deck close to the house that needs footings at your foundation's level, a footing cut through an existing slab, or a winter pour that needs protection will each add to the work. I write the estimate out so you can see each part before we start.
Plan your Springfield footings before you build
Call (217) 210-0810 or send the form before your deck or building crew is booked, so there's time to check your address with the city and pour on good ground.
